Home / 91,600,607.40-137,400,911.10-48,553,886.40

Finding the Fourth Proportional to 91,600,607.40, 137,400,911.10 and 48,553,886.40

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Solution

The fourth proportional to 91,600,607.40, 137,400,911.10 and 48,553,886.40 is: 72,830,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,600,607.40 : 137,400,911.10 = 48,553,886.40 : x
  2. Step 2: Convert to fraction form
    91,600,607.40/137,400,911.10 = 48,553,886.40/x
  3. Step 3: Cross multiply
    91,600,607.40x = 137,400,911.10 × 48,553,886.40
  4. Step 4: Simplify right side
    91,600,607.40x = 6,671,348,228,805,899
  5. Step 5: Solve for x
    x = 6,671,348,228,805,899/91,600,607.40
  6. Step 6: Final answer
    x = 72,830,829.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.